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Finding the Fourth Proportional to 77,350.71, 106,723.39 and 44,636.83

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Solution

The fourth proportional to 77,350.71, 106,723.39 and 44,636.83 is: 61,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,350.71 : 106,723.39 = 44,636.83 : x
  2. Step 2: Convert to fraction form
    77,350.71/106,723.39 = 44,636.83/x
  3. Step 3: Cross multiply
    77,350.71x = 106,723.39 × 44,636.83
  4. Step 4: Simplify right side
    77,350.71x = 4,763,793,593.27
  5. Step 5: Solve for x
    x = 4,763,793,593.27/77,350.71
  6. Step 6: Final answer
    x = 61,586.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.